package com.itheima.dao.impl;

import com.itheima.dao.BookDao;
import org.springframework.stereotype.Repository;

@Repository
public class BookDaoImpl implements BookDao {
    @Override
    public void save() {
        System.out.println("BookDaoImpl save ...");
    }
    @Override
    public int div(int a,int b) {return a/b;}
}
